CN108475125A - Input unit - Google Patents
Input unit Download PDFInfo
- Publication number
- CN108475125A CN108475125A CN201680077104.XA CN201680077104A CN108475125A CN 108475125 A CN108475125 A CN 108475125A CN 201680077104 A CN201680077104 A CN 201680077104A CN 108475125 A CN108475125 A CN 108475125A
- Authority
- CN
- China
- Prior art keywords
- button portion
- load button
- net
- keyboard substrate
- protection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/86—Secure or tamper-resistant housings
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/604—Tools and structures for managing or administering access control systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/82—Protecting input, output or interconnection devices
- G06F21/83—Protecting input, output or interconnection devices input devices, e.g. keyboards, mice or controllers thereof
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/86—Secure or tamper-resistant housings
- G06F21/87—Secure or tamper-resistant housings by means of encapsulation, e.g. for integrated circuits
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
- G06F3/0202—Constructional details or processes of manufacture of the input device
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Software Systems (AREA)
- Computer Security & Cryptography (AREA)
- Human Computer Interaction (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Automation & Control Theory (AREA)
- Health & Medical Sciences (AREA)
- Bioethics (AREA)
- General Health & Medical Sciences (AREA)
- Input From Keyboards Or The Like (AREA)
Abstract
Input unit includes keyboard substrate and protection detection net, and the keyboard substrate includes：Load button portion can be inputted by key operation；Privacy functions processing unit, according to the input signal operation output signal from the load button portion；And wiring, the load button portion and privacy functions processing unit are connected, the protection detection net covers around the keyboard substrate and has tampering detection grid lines.
Description
Technical field
The present invention relates to input units, more particularly to utilize code keyboard (pin pad=personal
Identification number pad) etc. the input unit that is inputted of number key.
Background technology
This input unit in correlation technology is configured with keyboard in the upper surface part of shell.In being internally provided with for the shell
Key operation is directly changed into electric signal by Data inputing printed base plate.The Data inputing is divided into secret with printed base plate
Function treatment portion and non-privacy functions processing unit (for example, referring to No. 100357864 specifications of Chinese patent application bulletin etc.).
Also, it is equipped with private information in a manner of surrounding privacy functions processing unit in physical space in keyboard and protects machine
Structure.Private information protection mechanism for example by covering be arranged the safe microcomputer of printed base plate back side protection detection net constitute.
When private information protection mechanism sends out private information by signal to attack, thus discard in privacy functions processing unit
Private information.
Invention content
Problems to be solved by the invention
But in the input unit that No. 100357864 specifications of Chinese patent application bulletin are recorded, it is to and from equipped with private
The signal wire of electric signal between the region in close function treatment portion and region equipped with non-privacy functions processing unit, it is physically non-
It is often fragile.
Therefore, inhibit to improve the defeated of anti-distort from outside reading electric signal the object of the present invention is to provide a kind of
Enter device.
The means used to solve the problem
The input unit of the present invention includes keyboard substrate and protection detection net, which includes：Load button portion,
It can be inputted by key operation；Privacy functions processing unit, according to the input signal operation output from load button portion
Signal；And wiring, load button portion and privacy functions processing unit are connected, which detects around net overlay keyboard substrate
And there is tampering detection grid lines.
Therefore, by the protection detection net covering with tampering detection grid lines around keyboard substrate.Therefore, want from
When the electric signal of wiring is flowed through in outside reading, detection grid lines can be tampered and detected.
Invention effect
In accordance with the invention it is possible to provide a kind of inhibit from the external input unit for reading electric signal and improving anti-distort.
Description of the drawings
Figure 1A is the longitudinal section view of the mian part of the input unit of embodiment.
Figure 1B be show Figure 1A to the vertical view regarding the portions A.
Fig. 2 is the structure for the input unit for illustrating embodiment, position along the II-II lines in Figure 1A section view
Figure.
Fig. 3 be by it is being illustrated together with the structure of the mian part of the input unit of embodiment and comparative example, in Figure 1A
The enlarged cross-sectional view in the portions III.
Specific implementation mode
A~Fig. 3 embodiments that the present invention will be described in detail referring to Fig.1.Identical element is marked in explanation identical
Label, and the repetitive description thereof will be omitted.
Figure 1A and Figure 1B is that explanation is regarded as the integrally-built vertical profile of the code keyboard 1 of the input unit of embodiment
Figure, Figure 1A are the longitudinal section views of mian part, Figure 1B be show Figure 1A to the vertical view regarding the portions A.
First, overall structure is illustrated, which, which mainly has, constitutes the shell 10 of outer container, is configured to
Keyboard substrate 30 and the external input and output that carry out signal of the protective shell 20, configuration of empty van shape inside the protective shell 20
USB interconnecting pieces 40 and function key interconnecting piece 50.
Wherein, shell 10 by with regulation rigidity synthetic resin article or metal product constitute, be in hollow flat length
Cube shape.Being equipped in the upper surface part 11 of shell 10 can be to the multiple number key 12 and function key 13 of face outside direction displacement
Key top portion 12a, 13a.
In these key top portions, fixed bonding has the rubber packing 14 as buffer unit respectively for the lower face side of 12a, 13a.
The protective shell 20 of present embodiment is mainly made of protection detection net 21.The protection detects the A in such as Figure 1A of net 21
To regarding shown in amplifier section, has and tampering detection grid lines 22 is arranged to FPC (Flexible made of predetermined pattern
printed circuits：Flexible print wiring) 23.FPC can flexible deformation in overbending direction knead dough outside direction.
The protective shell 20 of present embodiment is formed as the rectangular box-like of the appearance and size general flat smaller than shell 10, is hanged
Hang the inside for being supported in shell 10.
It is accommodated with keyboard substrate 30 in the inside of protective shell 20.Also, net 21 is detected by protection around keyboard substrate 30
Covering, is thus isolated from the outside.
In addition, the upper surface part 20a of the protective shell 20 of present embodiment will protection detection net 21 be extended into it is planar,
Thus it is configured to face outside direction flexible deformation.Also, lower surface portion and side surface part can also be configured to resinous wood
Material etc., to have regulation rigid.
Therefore, each key top portion 12a or 13a on the shell 10 in 21 outside of protection detection net are arranged by push,
Protection detection net 21 can be made to bend and the aftermentioned input of pressing operation from the top of protection detection net 21 across rubber packing 14
Button portion.
Also, keyboard substrate 30 is configured to：Rectangular and flat substrate 31；Multiple input button portion 32,33, it
Can accordingly be inputted by key operation with number key 12 and function key 13；And the peace as privacy functions processing unit
Full microcomputer 34, according to the input signal operation output signal from each load button portion 32,33.
Fig. 2 is the structure for the code keyboard 1 for illustrating embodiment, position along the II-II lines in Figure 1A section view
Figure.
In addition, the keyboard substrate 30 of present embodiment is configured to micro- comprising these load button portions 32,33 of connection and safety
The wiring 35 of machine 34.
The safe microcomputer 34 connects via flexible connection wiring portion 36 with the tampering detection grid lines 22 of protection detection net 21
It connects.Safe microcomputer 34 is configured to that by being powered to tampering detection grid lines 22 broken string can be detected.Can also be safety
Microcomputer 34 sends out private information by signal to attack, discards safe microcomputer 34 when detecting the broken string of tampering detection grid lines 22
Interior private information.
USB interconnecting pieces 40 include the USB connector 41 of the ora terminalis 30a mounted on keyboard substrate 30, to penetrate through protective shell
Interposer 42 that 20 mode is arranged and USB connectors 43 in the opening portion 10a for being formed in shell 10 are set.
A pair of of function key connector 51 of the function key interconnecting piece 50 comprising another ora terminalis 30b mounted on keyboard substrate 30,
The function key connector interposer 52 that is arranged in a manner of penetrating through protective shell 20 and it is arranged in the opening for being formed in shell 10
A pair of of function key connector connector 53 of portion 10b.
Also, in this embodiment, by 52 division protection shell 20 of interposer 42 and function key connector interposer
The privacy functions process part of inside and the non-privacy functions process part in outside.
That is, in this embodiment, be arranged opening portion 10a USB connectors 43 and a pair in opening portion 10b is set
Function key connector connector 53 becomes non-privacy functions process part.
Also, including the part that keyboard substrate 30 is located inside in protective shell 20 becomes privacy functions process part.
Fig. 3 be by it is being illustrated together with the structure of the mian part of the code keyboard 1 of embodiment and comparative example, in Figure 1A
The enlarged cross-sectional view in the portions III.
The keyboard substrate 30 of present embodiment is in double-layer structural made of being overlapped the 1st layer of 30U and the 2nd layer of 30D.
The 1st layer of 30U wherein arranges the cloth for carrying out self-configuring in the load button portion of 30 upper surface side of keyboard substrate 32,33
Line 35.
Also, carry out wiring 37 of the self-configuring in the safe microcomputer 34 of 30 lower face side of keyboard substrate in the 2nd layer of 30D arrangement.
Also, connect these wirings 35,37 via the through-hole 38 for penetrating through these the 1st layer of 30U and the 2nd layer of 30D.
Wiring 35,37 from load button portion 32,33 to safe microcomputer 34 is physically very fragile.
Thus, for example as comparative example, it is contemplated that following structure：According to shown in double dot dash line net 121 is detected with protection
The lower face side of overlay keyboard substrate 30 will be surrounded around the safe microcomputer 34 for carrying out non-privacy functions processing as object
The privacy functions process part of reason spatially.
In this case, when protection detection net 121 damages, private information protection mechanism sends out private information and is attacked
Signal.Therefore, the private information in privacy functions process part is discarded, and is protected so that outside will not be leaked to.
But in such protection detects net 121, it is possible to from the upper surface side of through-hole 38 according to shown in arrow B by
To physical attacks.
An example as physical attacks, it is known to following behavior：Make small-sized inside the shell 10 of Fig. 1 from being hidden in
The probe of signal detection substrate enters from the fragile part such as through-hole 38 of the substrate of code keyboard, near safe microcomputer
The signal wire of key top connects, and the signals such as password are saved in memory.
In the following, being illustrated to the function and effect of the code keyboard 1 of present embodiment.
In view of above-described actual conditions, in the code keyboard 1 of embodiments of the present invention, such as Figure 1A and Fig. 2 institutes
Show, is set as storing keyboard substrate 30 inside the protective shell 20 of box-like detection net 21 will be protected.
It is provided with as a result, around the keyboard substrate 30 in load button portion 32,33 and is embedded in protection detection along week
The tampering detection grid lines 22 of net 21 covers.
Therefore, as shown in figure 3, when wanting from through-hole 38 according to being detected shown in arrow B, Figure 1A and protection shown in Fig. 2
The tampering detection grid lines 22 for detecting the arbitrary portion in net 21 is cut off.
Therefore, private information protection mechanism sends out private information by signal to attack, discards private information.It is thus impossible to make
The electric signal flowed through in the wiring 35,37 from load button portion 32,33 to safe microcomputer 34 is read from outside.
Whole with protection detection net 21 overlay keyboard substrate 30 in this way, connection load button portion 32,33 and safety are micro-
The fragile wiring 35 of machine 34,37 parts are tampered detection grid lines 22 and seamlessly cover.Therefore, in the close of present embodiment
In code key disk 1, anti-distort can be improved.
Also, keyboard substrate 30 is whole to be covered by protection detection net 21.It therefore, there is no need to using the double dot dash line in Fig. 3
Shown in protection detection net 121 individually covering carries out around the safe microcomputer 34 of non-privacy functions processing.Therefore, it is possible to inhibit
The increase of part count.
Also, when carrying out key operation, can push by can to face outside direction displacement in a manner of be arranged it is shown in Fig. 1
Shell 10 upper surface part 11 key top portion 12a or 13a.
Thereby, it is possible to make protection detection net 21 bend from the top of protection detection net 21 across rubber packing 14, by keyboard
Input position is pressed always in load button portion 32,33 on substrate 30.
In this way, the upper surface part 20a of the protective shell 20 of present embodiment is utilized detects 21 shape of net by the protection that FPC23 is constituted
At.Upper surface part 20a can be to face outside direction flexible deformation.Therefore, the code keyboard 1 of present embodiment can improve anti-distort
Property without damage key operation.
As described above, code keyboard 1 according to the present embodiment, by with tampering detection grid around keyboard substrate 30
The protection detection net 21 of line 22 covers.Keyboard substrate 30 be equipped with wiring 35 from load button portion 32,33 to safe microcomputer 34,
37。
Therefore, physically very fragile wiring is incorporated in the inside of protection detection net 21, is wanting to read from outside
When taking the electric signal for flowing through wiring, can net 21 be detected by the protection with tampering detection grid lines 22 and detected.
In this way, according to the embodiment, it is capable of providing and a kind of inhibit to read electric signal from outside and improve anti-distort
Code keyboard 1.
The input unit of present embodiment is described in detail above, but the present invention is not restricted to these embodiment,
It can suitably change without departing from the scope of the subject in the invention.
It is illustrated as input unit for example, illustrating code keyboard 1 in the present embodiment, still, does not limit especially
Then can be any input unit, such as ATM as long as with the load button that can be inputted by key operation in this
Wait the other input units used when the number key used in the keypad portion of automatic trading apparatus, input password.
In addition, the protective shell 20 of present embodiment is configured in the inside of shell 10, it is smaller than shell 10 to be formed as appearance and size
The rectangular box-like of general flat.But it is not particularly limited to this, the shape of protective shell 20 can also be by other dimensional ratios
Constitute the box-like on three sides.As long as then can be any size and shape also, around 20 overlay keyboard substrate of protective shell
Shape, such as flattened cylinder shape with the end, include oval or oval cylindrical shape, polygon prism shape.
Claims (3)
1. a kind of input unit, which includes that keyboard substrate and protection detect net,
The keyboard substrate includes：
Load button portion can be inputted by key operation；
Privacy functions processing unit, according to the input signal operation output signal from the load button portion；And
Wiring connects the load button portion and privacy functions processing unit,
The protection detection net covers around the keyboard substrate and has tampering detection grid lines.
2. input unit according to claim 1, wherein
Protection detection net is protective shell, which stores the keyboard substrate in inside, is formed as being isolated from the outside
The face of box-like, at least described load button portion side of the protective shell being capable of flexible deformation.
3. input unit according to claim 1 or 2, wherein
Also there is shell in the outside of the protection detection net,
The shell is set in position that can be across load button portion described in the protection detection net pressing operation by pressing
It is equipped with key top portion.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016035225A JP6613955B2 (en) | 2016-02-26 | 2016-02-26 | Input device and automatic transaction device |
| JP2016-035225 | 2016-02-26 | ||
| PCT/JP2016/088240 WO2017145512A1 (en) | 2016-02-26 | 2016-12-21 | Input device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108475125A true CN108475125A (en) | 2018-08-31 |
Family
ID=59685021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680077104.XA Pending CN108475125A (en) | 2016-02-26 | 2016-12-21 | Input unit |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20210056238A1 (en) |
| JP (1) | JP6613955B2 (en) |
| CN (1) | CN108475125A (en) |
| WO (1) | WO2017145512A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109671678B (en) * | 2018-12-05 | 2020-09-15 | 深圳市证通电子股份有限公司 | Chip packaging structure and electronic equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1815414A (en) * | 2005-01-31 | 2006-08-09 | 深圳市证通电子有限公司 | Keyboard encrypting method |
| CN201266378Y (en) * | 2008-07-31 | 2009-07-01 | 福建新大陆电脑股份有限公司 | Kernel circuit protection structure for cipher keyboard |
| CN202417057U (en) * | 2011-11-16 | 2012-09-05 | 上海茂腾国际贸易有限公司 | Safety electronic lock |
| US20120305648A1 (en) * | 2011-06-03 | 2012-12-06 | Liquid Payment Solutions Pte Ltd | Hybrid Mobile Phone/Pin Entry Device, System, Method and Article |
| JP2014205348A (en) * | 2013-04-15 | 2014-10-30 | ジョンソン エレクトリック ソシエテ アノニム | Security wrap with tearable substrate |
| CN104537761A (en) * | 2015-01-06 | 2015-04-22 | 广州御银科技股份有限公司 | Code keyboard with multilayer safety protection mechanism |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7760086B2 (en) * | 2006-11-03 | 2010-07-20 | Gore Enterprise Holdings, Inc | Tamper respondent sensor and enclosure |
| CN102779677B (en) * | 2012-06-29 | 2014-12-31 | 百富计算机技术（深圳）有限公司 | Keyboard safety protection device |
-
2016
- 2016-02-26 JP JP2016035225A patent/JP6613955B2/en active Active
- 2016-12-21 CN CN201680077104.XA patent/CN108475125A/en active Pending
- 2016-12-21 US US16/071,236 patent/US20210056238A1/en not_active Abandoned
- 2016-12-21 WO PCT/JP2016/088240 patent/WO2017145512A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1815414A (en) * | 2005-01-31 | 2006-08-09 | 深圳市证通电子有限公司 | Keyboard encrypting method |
| CN201266378Y (en) * | 2008-07-31 | 2009-07-01 | 福建新大陆电脑股份有限公司 | Kernel circuit protection structure for cipher keyboard |
| US20120305648A1 (en) * | 2011-06-03 | 2012-12-06 | Liquid Payment Solutions Pte Ltd | Hybrid Mobile Phone/Pin Entry Device, System, Method and Article |
| CN202417057U (en) * | 2011-11-16 | 2012-09-05 | 上海茂腾国际贸易有限公司 | Safety electronic lock |
| JP2014205348A (en) * | 2013-04-15 | 2014-10-30 | ジョンソン エレクトリック ソシエテ アノニム | Security wrap with tearable substrate |
| CN104537761A (en) * | 2015-01-06 | 2015-04-22 | 广州御银科技股份有限公司 | Code keyboard with multilayer safety protection mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2017151845A (en) | 2017-08-31 |
| US20210056238A1 (en) | 2021-02-25 |
| JP6613955B2 (en) | 2019-12-04 |
| WO2017145512A1 (en) | 2017-08-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180831 |